function aes_get_key in AES encryption 7

Same name and namespace in other branches

1. 5 aes.module \aes_get_key()
2. 6 aes.module \aes_get_key()

Gets the current key used for the encryption system. If there's currently no key defined, this function will generate one, store it, and return it.

Return value

string The key.

4 calls to aes_get_key()

aes_config_submit in ./aes.admin.inc

Submits aes_config form.

aes_decrypt in ./aes.module

Decrypts a string of encrypted data.

aes_enable in ./aes.install

Implements hook_enable().

aes_encrypt in ./aes.module

Encrypts a string.

File

./aes.module, line 332

Main file of the AES encryption module.

Code

function aes_get_key() {
  $storage_method = variable_get("aes_key_storage_method", "Database");
  if ($storage_method == "Database") {
    $key = variable_get("aes_key", FALSE);
    if ($key === FALSE) {
      $key = aes_make_key();
      aes_store_key($key);
      watchdog("aes", "AES module made a new key since one couldn't be found by using the database storage method.");
    }
  }
  if ($storage_method == "File") {
    $key = file_get_contents(variable_get("aes_key_path", ""));
    if ($key === FALSE) {
      $key = aes_make_key();
      aes_store_key($key);
      watchdog("aes", "AES module made a new key since one couldn't be found by using the file storage method.");
    }
  }
  return $key;
}